英语人教版八年级下册Unit7SectionA(1a-1c).ppt

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1、初中英语人教版八年级下Unit7What’sthehighestmountainintheworld?SectionA（1a-1c）华民中学王凤梅【学习目标】1.通过预习熟练掌握本节课单词的读音和拼写：deep,meter(metre),square,desert2.通过小组合作，能熟练表达物体的长、宽、高、深和面积，并能正确运用形容词和副词的比较级和最高级对事实和数字进行比较.3.拓展地理知识面，增强求知欲望。LiuXiangistallerthanZhouJielun.ZhouJielunistall.YaoMingisthetallestofthem.姚明刘翔周杰伦

2、Lookandsay9/19/20214Sheisfat.Sheisfatterthanher.Sheisthefattestofthem.9/19/20215LiMeiisbeautiful.Lilyismorebeautiful.Kateisthemostbeautiful.形容词和副词的比较级和最高级Presentation一、构成规则原级比较级最高级（1）一般单音节词在词尾加-er和-estlongfastlongerfasterlongestfastest（2）以“e”结尾的单音节词在词尾加-r和-stnicelatenicerlaternicestlatest

3、规则变化规则原级比较级最高级（3）重读闭音节，词尾只有一个辅音字母，须双写最后一个辅音字母，再加-er或-estbighotsadgladbiggerhottersaddergladderbiggesthottestsaddestgladdest（4）辅音字母+y结尾，变y为i，再加-er和-estheavyangryfunnyheavierangrierfunnierheaviestangriestfunniest规则变化不规则变化原级比较级最高级good/well好的better更好的best最好的bad差的，ill坏的worse更差的；更坏的worst最差的；最坏的

4、many/much多的more更多的most最多的little少的less更少的least最少的Doyouknowtheseplaces?Warm-upFreetalkQomolangmatheSaharatheCaspianSeatheNileAskandanswerWarm-upDoyouknowhowhighQomolangmais?It’s8,844.43metershigh.Warm-upDoyouknowhowlongtheNileis?It’smorethan6,671kilometerslong.Warm-upDoyouknowhowdeeptheCasp

5、ianSeais?It’s1,025metersdeep.Warm-upDoyouknowwhatsizetheSaharais?It’sabout9,600,000squarekilometersinsize.1aMatchthefactsyouknow.Qomolangmaabout9,600,000squarekilometersinsizeTheSahara1,025metersdeepTheCaspianSea6,671kilometerslongTheNile8,844.43metershighPresentation1bListenandcompleteth

6、esentences.1.Qomolangmais______thananyothermountainintheworld.2.TheSaharais____________desertintheworld.3.TheCaspianSeais____________ofallthesaltlakes.4.TheNileis_________riverintheworld.higherthebiggestthedeepestthelongestWhichisthehighestmountainintheworld?WhichisthelongestriverinAsia?P

7、airwork-Talkaboutthesepicturesinpairs.HowlongistheYangtzeRiver?HowlongistheYellowRiver?What’sthepopulationofChina?What’sthepopulationofAmerica?HowlongdoesthehistoryofChinalast?HowlongdoesthehistoryofAmericalast?Doyouknow?Homework